Conversation with Donald Smith, undertaken by Barbara Harrelson and David Keil in the Orangery at Dumbarton Oaks on August 6, 1992. The interviewers’ questions were not audibly recorded. At Dumbarton Oaks, Don Smith was Assistant Superintendent (1952–1974) and Superintendent (1974–1992) of Gardens and Grounds. He died in 2012.

Interview with Donald E. Smith, undertaken by Philip Page in Don Smith's office and in the gardens at Dumbarton Oaks on several days in July, August, and September, 1992. At Dumbarton Oaks, both Don Smith and Philip Page were Superintendents of Gardens and Grounds. Don Smith was Assistant Superintendent (1952–1974) and Superintendent (1974–1992) of Gardens and Grounds. Philip Page was Superintendent of Gardens and Grounds (1992–1996). Don Smith died in 2012.

Oral History Interview with Elizabeth Sgalitzer Ettinghausen, undertaken by Gudrun Bühl at the Dumbarton Oaks Guest House (Fellows Building) on September 22, 2009. At Dumbarton Oaks, Elizabeth Ettinghausen was a Junior Fellow of Byzantine Studies (1943–1945).

Oral History Interview with Gail Griffin, undertaken by Joshua Wilson and James W. Curtin in the Dumbarton Oaks Archives on July 12, 2013. At Dumbarton Oaks, Gail Griffin has been the Director of Gardens and Grounds since 1997.